10206243215239 has 4 divisors (see below), whose sum is σ = 10234053142624. Its totient is φ = 10178433287856.

The previous prime is 10206243215221. The next prime is 10206243215411. The reversal of 10206243215239 is 93251234260201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10206243215239 - 2⁴³ = 1410150193031 is a prime.

It is a super-2 number, since 2×10206243215239² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10206243215219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13904963142 + ... + 13904963875.

It is an arithmetic number, because the mean of its divisors is an integer number (2558513285656).

Almost surely, 2^{10206243215239} is an apocalyptic number.

10206243215239 is a deficient number, since it is larger than the sum of its proper divisors (27809927385).

10206243215239 is an equidigital number, since it uses as much as digits as its factorization.

10206243215239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27809927384.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 10206243215239 in words is "ten trillion, two hundred six billion, two hundred forty-three million, two hundred fifteen thousand, two hundred thirty-nine".